package main

import (
	"fmt"
)

func main() {
	myMap := map[string]int{"1": 1, "2": 2}
	fmt.Printf("%v %s\n", myMap, "---------------")
	delete(myMap, "1")
	fmt.Printf("%v %s\n", myMap, "xxxx")
	fmt.Println(myMap["1"])
	fmt.Println(myMap)
}
